Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and NOAA-19 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 2/2/2025
Index Date (NOAA-20) Time (NOAA-20) Lat,Lon (NOAA-20) SZA (NOAA-20 ) Date (NOAA-19) Time (NOAA-19) Lat,Lon (NOAA-19) SZA (NOAA-19 ) Distance(km) Time Diff (sec)
1 02/14/2025 18:53:34 -71.08, 71.01 96.06 02/14/2025 18:52:25 -71.05, 69.00 95.95 72.62 69
2 02/14/2025 19:44:25 71.34,-122.13 84.21 02/14/2025 19:43:13 71.33,-123.22 84.29 38.67 72
3 02/14/2025 20:35:15 -71.65, 44.62 95.47 02/14/2025 20:34:10 -71.66, 44.62 95.44 0.59 65
4 02/14/2025 21:26:01 71.65,-148.07 84.53 02/14/2025 21:25:03 71.68,-148.05 84.57 3.04 58
5 02/14/2025 22:16:46 -71.71, 19.14 95.43 02/14/2025 22:16:06 -71.70, 19.22 95.43 2.78 40
6 02/14/2025 23:07:32 71.71,-173.55 84.57 02/14/2025 23:06:59 71.72,-173.46 84.58 3.55 33
7 02/14/2025 23:58:16 -71.72, -6.24 95.44 02/14/2025 23:58:03 -71.69, -6.29 95.46 3.29 13
8 02/15/2025 00:49:01 71.72, 161.06 84.55 02/15/2025 00:48:55 71.72, 161.04 84.55 0.78 6
9 02/15/2025 01:39:45 -71.72, -31.63 95.46 02/15/2025 01:39:58 -71.73, -31.69 95.45 2.42 13
10 02/15/2025 02:30:32 71.78, 135.58 84.59 02/15/2025 02:30:51 71.76, 135.64 84.57 2.96 19
11 02/15/2025 03:21:16 -71.78, -57.11 95.42 02/15/2025 03:21:54 -71.77, -57.10 95.44 0.89 38
12 02/15/2025 04:12:02 71.78, 110.19 84.58 02/15/2025 04:12:47 71.80, 110.23 84.58 2.35 45
13 02/15/2025 05:02:46 -71.79, -82.50 95.44 02/15/2025 05:03:50 -71.81, -82.50 95.43 3.17 64
14 02/15/2025 05:53:32 71.79, 84.81 84.56 02/15/2025 05:54:44 71.79, 84.73 84.55 2.54 72
15 02/15/2025 06:44:28 -72.41,-109.06 94.79 02/15/2025 06:45:36 -72.36,-106.90 94.96 72.98 68

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 2/2/2025
SNOs_Map_NOAA-20_NOAA-19_20250202.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 02/02/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and NOAA-19